Shimano GRX RX820-2 12sp Cranks
The Shimano GRX FC-RX820-2 is the 2x12-speed crankset behind the top-tier mechanical GRX gravel drivetrain, running a gravel-specific 48/31T chainring pairing for a wide range without big jumps between gears.
- 2x12-speed, 48/31T chainrings
- Pairs with 11-34T or 11-36T cassettes for an ultra-wide gear range
- Two-piece HOLLOWTECH II aluminium construction
- Crank lengths 170mm, 172.5mm and 175mm
- Supplied without bottom bracket cups

